/**
* Copyright 2012 Universitat Pompeu Fabra.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*
*/
package org.onexus.website.api.widgets.tableviewer.formaters;
import java.text.DecimalFormat;
import java.text.NumberFormat;
public class PValueFormater implements ITextFormater {
public static final ITextFormater INSTANCE = new PValueFormater();
public PValueFormater() {
}
@Override
public String format(Object obj) {
if (obj == null) {
return "";
}
if (obj instanceof Double) {
double value = (Double) obj;
if (value < 1e-16) {
return "< 1E-16";
}
if (value < 0.01) {
NumberFormat f = new DecimalFormat("0.###E0");
return f.format(value);
} else {
NumberFormat f = NumberFormat.getNumberInstance();
f.setMaximumFractionDigits(3);
return f.format(value);
}
}
return obj.toString();
}
}